import requests

headers = {
    'authority': 'interface.bidcenter.com.cn',
    'accept': 'text/plain, */*; q=0.01',
    'accept-language': 'zh-CN,zh;q=0.9',
    'cache-control': 'no-cache',
    'content-type': 'application/x-www-form-urlencoded; charset=UTF-8',
    'origin': 'https://search.bidcenter.com.cn',
    'pragma': 'no-cache',
    'referer': 'https://search.bidcenter.com.cn/search?keywords=%E8%B6%85%E5%A3%B0%E5%88%80&mod=0&page=4',
    'sec-ch-ua': '"Chromium";v="122", "Not(A:Brand";v="24", "Google Chrome";v="122"',
    'sec-ch-ua-mobile': '?0',
    'sec-ch-ua-platform': '"Windows"',
    'sec-fetch-dest': 'empty',
    'sec-fetch-mode': 'cors',
    'sec-fetch-site': 'same-site',
    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.95 Safari/537.36',
}

data = {
    'from': '6137',
    'guid': '9ee4fdef-f2a5-479e-91ca-0fbc75a79c3c',
    'location': '6138',
    'token': '',
    'next_token': '',
    'keywords': '%E8%B6%85%E5%A3%B0%E5%88%80',
    'mod': '0',
    'page': '5',
}

response = requests.post('https://interface.bidcenter.com.cn/search/GetSearchProHandler.ashx', headers=headers, data=data)
print(response.text)